Gerald R. Ford International in December 2024

79.7%departed on time

BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.

In December 2024, reporting carriers scheduled 1,619 domestic departures from Gerald R. Ford International (GRR). 79.7% left less than 15 minutes late and 74.3% reached their destination on time; 0.6% were cancelled.

Nationally that month, 77.8% of flights departed on time and 78.1% arrived on time, so GRR departures were 1.9 points above the national departure figure.

A year earlier, in December 2023, the airport had 1,491 departures with 88.5% leaving on time: a change of −8.8 points, with flights up 9%.

Flights arriving at GRR that month were on time 76.6% of the time (1,617 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 47%, late-arriving aircraft 25% and national aviation system 22%.

On time 74.3%
Arrived 15+ minutes late 24.6%
Cancelled 0.6%
Diverted 0.4%

Every scheduled departure from GRR in December 2024, judged by arrival at the destination.

December 2024 against a year earlier, the airport's year and the nation

Measure	Dec 2024	Dec 2023	GRR, 12 months to Jul 2026	All reported flights, Dec 2024
Departed on time	79.7%	88.5%	78.2%	77.8%
Arrived on time	74.3%	88.7%	74.7%	78.1%
Cancelled	0.6%	0.4%	1.9%	0.7%
Average departure delay (late minutes only)	19.2 min	10.2 min	19.5 min	16.6 min
Scheduled departures a day	54	50	53	19,686
Scheduled departures	1,619	1,491	19,275	590,581

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
G4 Allegiant Air	250	15%	74.8%	10.6 min	0.8%
AA American Airlines	224	14%	68.3%	25.6 min	0.4%
YX Republic Airline	217	13%	79.7%	1.4 min	0.0%
OO SkyWest Airlines	209	13%	69.4%	20.5 min	0.5%
DL Delta Air Lines	200	12%	82.0%	1.4 min	0.0%
WN Southwest Airlines	147	9%	72.8%	6.4 min	0.0%
UA United Airlines	110	7%	77.3%	8.4 min	0.0%
F9 Frontier Airlines	83	5%	79.5%	-13.7 min	6.0%
MQ Envoy Air	83	5%	60.2%	41.3 min	0.0%
OH PSA Airlines	55	3%	67.3%	9.5 min	1.8%
9E Endeavor Air	41	3%	87.8%	-2.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
GRR–ORD	Grand Rapids to Chicago	276	67.0%	25.0 min	0.0%
GRR–DTW	Grand Rapids to Detroit	137	76.6%	9.7 min	0.7%
GRR–ATL	Grand Rapids to Atlanta	114	83.3%	-2.7 min	0.0%
GRR–MSP	Grand Rapids to Minneapolis	114	79.8%	4.2 min	0.0%
GRR–DEN	Grand Rapids to Denver	101	78.2%	1.1 min	0.0%
GRR–CLT	Grand Rapids to Charlotte	88	78.4%	3.0 min	0.0%
GRR–DFW	Grand Rapids to Dallas/Fort Worth	74	60.8%	61.0 min	1.4%
GRR–LGA	Grand Rapids to New York	65	80.0%	0.0 min	0.0%
GRR–MDW	Grand Rapids to Chicago	65	76.9%	4.7 min	0.0%
GRR–EWR	Grand Rapids to Newark	61	80.3%	2.2 min	0.0%
GRR–DCA	Grand Rapids to Washington	55	67.3%	9.5 min	1.8%
GRR–MCO	Grand Rapids to Orlando	50	84.0%	-12.3 min	4.0%

By scheduled departure hour

On-time share:under 62%6270768288% and over

Share of departures that left less than 15 minutes late, by scheduled hour (local time), December 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Dec 2024	Minutes
Air carrier	46.7%	34.3%	15,200
Late-arriving aircraft	25.0%	40.2%	8,119
National Aviation System	22.0%	17.8%	7,153
Extreme weather	6.3%	7.5%	2,060
Security	0.0%	0.2%	0

32,532 delay minutes on 399 flights that arrived 15 or more minutes late and carried a cause report. Carriers assign the categories; see what each category means.

Questions and answers

How many flights left GRR on time in December 2024?

79.7% of 1,619 scheduled domestic departures left less than 15 minutes late, and 74.3% reached their destination on time. The national figures that month were 77.8% and 78.1%.

How does that compare with a year earlier?

In December 2023, 88.5% of 1,491 departures left on time and 0.4% were cancelled, against 79.7% and 0.6% in December 2024.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for December 2024; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for GRR · methodology · corrections.